diff --git a/freqtrade/freqtradebot.py b/freqtrade/freqtradebot.py
index a92bc4a90..0fd1bb120 100644
--- a/freqtrade/freqtradebot.py
+++ b/freqtrade/freqtradebot.py
@@ -7,6 +7,7 @@ import traceback
 from datetime import datetime, timezone
 from math import isclose
 from threading import Lock
+from decimal import Decimal
 from typing import Any, Dict, List, Optional, Tuple
 
 from freqtrade import __version__, constants
@@ -481,7 +482,8 @@ class FreqtradeBot(LoggingMixin):
 
         if stake_amount is not None and stake_amount < 0.0:
             # We should decrease our position
-            amount = abs(stake_amount) / current_exit_rate
+            # Strategy should return value as Decimal.
+            amount = abs(float(Decimal(stake_amount) / Decimal(current_exit_rate)))
             if trade.amount - amount < min_stake_amount:
                 logger.info('Remaining amount would be too small')
                 return
diff --git a/tests/exchange/test_exchange.py b/tests/exchange/test_exchange.py
index 61fd55e49..157f4c3a8 100644
--- a/tests/exchange/test_exchange.py
+++ b/tests/exchange/test_exchange.py
@@ -2055,8 +2055,9 @@ def test_get_sell_rate_orderbook_exception(default_conf, mocker, caplog):
     exchange = get_patched_exchange(mocker, default_conf)
     with pytest.raises(PricingError):
         exchange.get_rate(pair, refresh=True, side="sell")
-    assert log_has_re(rf"{pair} - Sell Price at location 1 from orderbook could not be determined\..*",
-                      caplog)
+    assert log_has_re(
+        rf"{pair} - Sell Price at location 1 from orderbook "
+        rf"could not be determined\..*", caplog)
 
 
 def test_get_sell_rate_exception(default_conf, mocker, caplog):